trace, RAS: Add eMCA trace event interface
Add trace interface to elaborate all H/W error related information.
Signed-off-by: Chen, Gong <gong.chen@linux.intel.com>
Acked-by: Borislav Petkov <bp@suse.de>
Signed-off-by: Tony Luck <tony.luck@intel.com>
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index a34a228..206942b 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -370,6 +370,7 @@
tristate "Extended Error Log support"
depends on X86_MCE && X86_LOCAL_APIC
select UEFI_CPER
+ select RAS
default n
help
Certain usages such as Predictive Failure Analysis (PFA) require
@@ -384,6 +385,7 @@
Enhanced MCA Logging allows firmware to provide additional error
information to system software, synchronous with MCE or CMCI. This
- driver adds support for that functionality.
+ driver adds support for that functionality with corresponding
+ tracepoint which carries that information to userspace.
endif # ACPI
